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How much caffeine can I get from a black Lipton tea bag that is steeped for 3-4 minutes in almost 32 oz water? - Quora
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Bigelow Classic Green Tea Bags 40-Count Boxes (Pack of 6) Caffeinated Individual Green Tea Bags, for Hot Tea or Iced Tea, Drink Plain or Sweetened with Honey or Sugar : Amazon.co.uk: Grocery
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